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Minecraft Java 1.21 Mods

Browse 3,671 free mods for Minecraft Java 1.21 — popular picks include Cobblemon Aegislash Shoulder Mount, You Can't Sleep, Endoplasm.

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Cobblemon Aegislash Shoulder Mount
1.21

Cobblemon Aegislash Shoulder Mount

This Cobblemon pack allows you to mount Aegislash onto your back.

126downloads
You Can't Sleep
1.20.1forge

You Can't Sleep

A about bed sleep's horror mod

126downloads
Endoplasm
1.21.11fabric

Endoplasm

The End finally has a slime, and it eats blocks. Feed a violet gel cube obsidian and get crying obsidian back. It teleports its prey, splits when killed, grows from chorus fruit, and rides home in a bucket. The conversion table is yours to edit. Fabric.

126downloads
Skeleton Sword
1.21.1neoforge

Skeleton Sword

Gives configurable equipment variants to Skeleton-family mobs.

126downloads
Sculk Wrath
1.21.11

Sculk Wrath

Sculk Wrath is a complete Warden boss overhaul datapack that transforms the Warden into a 4-phase boss fight with custom attacks, boss bar, music, configurable drops, and dramatic animations.

126downloads
allay_regen
1.21fabric

allay_regen

A serverside fabric mod that allows the user to configure lag friendly healing for allays, so that they don't die so frequently.

126downloads
SoulSpawners
1.21

SoulSpawners

Collect mob souls, customize spawners, and craft unique spawners with configurable recipes and drop chances in Minecraft.

126downloads
Art's CLA (NLAM)
1.21

Art's CLA (NLAM)

A datapack that allows chickens to lay anything with some restrictions to reduce abuse and server lag. Based on helmo2019's Chickens Lay Anything.

126downloads
Pocket Gnomes
1.21.11fabric

Pocket Gnomes

Three magical wands. Three specialized gnomes. Build, farm, and hunt with charming little helpers.

125downloads
AudibleDayNight
1.21.11fabric

AudibleDayNight

All it does is play 'night time, DAY TIME' from the animal voice-overs video when you sleep in a bed.

125downloads
No Nether RoofSpawns
1.21.7fabric

No Nether RoofSpawns

A lightweight Fabric mod that intelligently controls mob spawning on the Nether roof

125downloads
RedisEntityBridge
1.20

RedisEntityBridge

Plugin to send entities to other servers via redis!

125downloads
Void_Filler
1.21.1neoforge

Void_Filler

Void Filler is a technology‑focused Minecraft mod built with an engineering‑driven approach to architecture, system design, and scalability.

124downloads
Accidental Sweep
1.21.11fabric

Accidental Sweep

Prevents you from accidentally attacking the wrong mob when using a sword.

124downloads
Ominous Bottle Always
1.21.4

Ominous Bottle Always

Simple Paper plugin that forces Ominous Bottles to always drop from raid captains.

124downloads
Ores Refined
1.21.8neoforge

Ores Refined

Adds New Weapons and New Armour Refines Useless Ores To make them Useful

124downloads
MxSxC1 Passive Mob Invulnerability
1.21.4

MxSxC1 Passive Mob Invulnerability

This pack will make passive mobs Invulnerable. They cannot be killed, take damage, or be attacked. It also has a bonus mount "Shadow Step". This is designed for younger children who may be upset at the death of innocent animals, but will be expanded.

124downloads
Super Hardcore
1.21

Super Hardcore

A datapack that makes hardcore actually hard. You now only have 5 hearts and you take damage from a fall taller than 2 blocks.

124downloads
Pixelmon: Ability Randomizer
1.21.1neoforge

Pixelmon: Ability Randomizer

Ability Randomizer [Pixelmon Sidemod] shuffles every Pokémon's ability, either as a stable pool shared per species or a fully unique roll for each individual Pokémon.

123downloads
SYSTEM SMP
1.16

SYSTEM SMP

System SMP is a premium Minecraft plugin designed for survival multiplayer servers. It adds unique features including small caps text formatting, tree felling mechanics, custom item displays, and an economy-based spawner mining system.

123downloads
Features & Tweaks
1.21.11

Features & Tweaks

A Minecraft Datapack, that tweaks & overhauls some features of minecraft while also adding New Features that keep minecraft feel new!

123downloads
Back Off! Pillager!
1.21.5

Back Off! Pillager!

A simple datapack that makes pillagers back away from their targets like piglins do

123downloads
LBSpawners
1.16

LBSpawners

Advanced stacked spawners

122downloads
XPModifier
1.21.11

XPModifier

Easily customize XP drop percentages for every mob in Minecraft 1.21.11 with an auto-generated config.

122downloads
Safety is Nowhere
1.21.1neoforge

Safety is Nowhere

Dreams are real and so are nightmares. The world is corrupted, find the source of abnormalities.

122downloads
Player Detector
1.21.11fabric

Player Detector

Redstone block that detects if a player is standing on it

122downloads
CutieDrops
1.18

CutieDrops

Transform mobs into cute babies and get magical loot drops!

122downloads
Craft The Villagers
1.21.8

Craft The Villagers

Craft the Villagers with an easy, and cheap <3

122downloads
StaySmall
1.13

StaySmall

A Lightweight plugin to keep your mobs small and cute forever!

122downloads
The Eye Caster
1.21fabric

The Eye Caster

Challenge the most intelligent mob which is a farlander.

122downloads
How Rotten!
1.21.8neoforge

How Rotten!

How Rotten! adds a new infection mechanic from zombie mobs to the game!

121downloads
PNode
1.21

PNode

Paper plugin with intuitive visual node-based editor for server logic. No coding required.

121downloads
Improved Structures & Dungeons
1.21.10

Improved Structures & Dungeons

The combination of all minecraft Structure & Dungeons Data Pack

121downloads
Under The Seas
1.21.4neoforge

Under The Seas

Discontiued For Certain Amount Of Time A new gameplay to minecraft by exploring the darkness of the sea

121downloads
Petrify an Oak Slab│石化一個橡木半磚
1.21.4

Petrify an Oak Slab│石化一個橡木半磚

Added Petrified Oak Slab recipe.│添加了石化橡木半磚配方。

121downloads
Minks And Misfits
1.21.1neoforge

Minks And Misfits

Adds some strange and unique mobs to Minecraft!

120downloads